Swiss Post is an autonomous institution under public law. Legally, it is a company limited by shares subject to a special statutory regime, established in accordance with the Postal Organization Act.

The company is managed as part of a holding structure. The strategic subsidiaries Post CH Ltd, PostFinance Ltd, PostBus Ltd, Post CH Communication Ltd, Post CH Network Ltd and SPS Holding Ltd run the operational business under the umbrella of Swiss Post Ltd.

Sole shareholder and thus owner of the holding company is the Swiss Confederation. Within the Federal Administration, the Secretariat General for the Department of the Environment, Transport, Energy and Communication (DETEC), in conjunction with the Federal Finance Administration (FFA), assumes the role of owner and the associated tasks.